Narada NPFC Series - Troubleshooting and Solutions

Part 5Part 5
––
Troubleshooting Troubleshooting
& &
Solutions Solutions
1717
LiFePOLiFePO
44
Battery Battery
Module Module
for for
Telecom Telecom
Operation Operation
ManualManual
Part 5Part 5
––
Troubleshooting & SolutionsTroubleshooting & Solutions
Table 6.1Table 6.1
––
Troubleshooting and SolutionsTroubleshooting and Solutions
Troubles Troubles
Troubleshooting Troubleshooting
SolutionsSolutions
BatteryBattery
cannotcannot
dischargedischarge
ProtectiProtecti
on on
against against
under-voltage under-voltage
Charge Charge
batterybattery
Protection against over-temperature orProtection against over-temperature or
under-temperature (Ambient temperature is lowerunder-temperature (Ambient temperature is lower
than -25than -25
℃℃
or higher or higher
than 75than 75
℃℃
))
Regulate ambient temperature in theRegulate ambient temperature in the
range of -20range of -20
℃℃
to to
6060
℃℃
for for
dischargedischarge
Battery Battery
output output
is is
short short
circuit circuit
Relieve Relieve
short short
circuit circuit
and and
charge charge
batterybattery
Protection against Protection against
overcurreovercurre
ntnt
Remove some unimportant load andRemove some unimportant load and
charge batterycharge battery
System failureSystem failure
Shutdown system and call maintenanceShutdown system and call maintenance
serviceservice
BatteryBattery
cannot chargecannot charge
Battery Battery
is is
fully fully
charged. charged.
Normal Normal
charge charge
management management
Do Do
not not
need need
to to
solvesolve
ProtectiProtecti
on on
against against
overvoltage overvoltage
Do Do
not not
need need
to to
solvesolve
Protection against over-temperature orProtection against over-temperature or
under-temperature (Ambient temperature is lowerunder-temperature (Ambient temperature is lower
than -10than -10
℃℃
or higher or higher
than 65than 65
℃℃
))
Regulate ambient temperature in theRegulate ambient temperature in the
range of 0range of 0
℃℃
to to
5555
℃℃
for for
chargecharge
System failureSystem failure
Shutdown system and call maintenanceShutdown system and call maintenance
serviceservice
All LEDAll LED
indicators onindicators on
System failureSystem failure
Shutdown systemShutdown system
Call for maintenance serviceCall for maintenance service
CommunicatiCommunicati
on failureon failure
Fault Fault
of of
communication communication
cable cable
Inspect Inspect
communication communication
cablecable
Halt Halt
of of
SCM SCM
Press Press
RESET RESET
buttonbutton
System failureSystem failure
Shutdown systemShutdown system
Call for maintenance serviceCall for maintenance service
Different flash status of LED indicators represents corresponding running status or alarms.Different flash status of LED indicators represents corresponding running status or alarms.
Detailed information is shown Annex 1.Detailed information is shown Annex 1.